
occupation = "student"  

def build_profile(first_name, last_name, age=21, **user_info):  
 
    profile = {}  
  
    profile["first_name"] = first_name  
    profile["last_name"] = last_name  
    profile["occupation"] = occupation 
    profile.update(user_info)  

    return profile  
  
person_info = build_profile(first_name="John", last_name="Doe", city="New York", major="Computer Science")  
print(person_info)